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Pololu I²C Isolator with Connectors, ISO1640
This module enables galvanically isolated bidirectional I²C communication between two devices. The bidirectionality applies to both SDA and SCL, which allows for clock stretching. Side 1 operates from 3 V to 5.5 V, and side 2 operates from 2.25 V to 5.5 V. This version has JST SH-style 4-pin connectors that are compatible with Qwiic and Stemma QT.
Alternatives available with variations in these parameter(s): connectors? isolated power transfer? Select variant…
| Description | Specs (9) | Pictures (11) | Resources (4) | FAQs (0) | On the blog (0) | Distributors (6) |
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Dimensions
| Size: | 0.4″ × 0.6″ × 0.28″ |
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| Weight: | 0.6 g |
General specifications
| Minimum operating voltage: | 2.25 V1 |
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| Minimum operating voltage: | 3 V2 |
| Maximum operating voltage: | 5.5 V |
| Connectors?: | Y |
| Isolated power transfer?: | N |
Identifying markings
| PCB dev codes: | iso02a |
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| Other PCB markings: | 0J15301 |
Notes:
Related products
Coupon Discount
I2CISOINTRO: Get one or more of #5390 Pololu I²C Isolator, ISO1640 and #5391 Pololu I²C Isolator with Connectors, ISO1640 at $3.49 (limit 5 per item). This offer expires after 100 uses. This offer is valid through 30 Apr 2025.
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